Bugfix in StateSolving upper text - before when we won, and NewRecord dialog was on the screen, and at tis moment we rotated the screen, the uppoer text would revert back to 'Ready?'
Move to AndroidX, target API level 29.
Add a 'withdraw move' button to the Solving UI state.
Bugfix.
Reorganize UI of the Play state.
The 3x3x3 Solver finished - here the last piece of work, locking the centers of the 3x3x3 cube in place so that RubikStateSolver's color picker cannot change them ( the CUBE3 solver assumes this )
Progress with the 3x3x3 Solver.
More support for the 3x3x3 Solver: more of the actual 3x3x3 solver mechanism.